Wednesday, February 18, 2009


I just found out about Kaprekar's operation, and the mysterious number 6174. Check it out.

People are amazing - why did Kaprekar even think about this? Similarly, some humorists boggle my mind - I've no idea where xkcd comes up with ideas like:

1 comment:

Anonymous said...

You can find more series using the Kaprekar Series Generator at